Math, asked by suffiyankhan850, 8 months ago

for simulyaneous equation in varable X and Y DX equal 56,Dy equal 49,D e
qual 7 then what is x ?

Answers

Answered by kaurmanjot7753

1

Answer:

7 or 9

Step-by-step explanation:

according to question

D refers determinant then X,Y

X = Dx / D

X = 49 / 7

X = 7

Y = Dy / D

Y = 63 / 7

Y = 9

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